Home / 28,047.02-42,058.20-10,504.55

Finding the Fourth Proportional to 28,047.02, 42,058.20 and 10,504.55

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Solution

The fourth proportional to 28,047.02, 42,058.20 and 10,504.55 is: 15,752.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,047.02 : 42,058.20 = 10,504.55 : x
  2. Step 2: Convert to fraction form
    28,047.02/42,058.20 = 10,504.55/x
  3. Step 3: Cross multiply
    28,047.02x = 42,058.20 × 10,504.55
  4. Step 4: Simplify right side
    28,047.02x = 441,802,284.14
  5. Step 5: Solve for x
    x = 441,802,284.14/28,047.02
  6. Step 6: Final answer
    x = 15,752.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.